An invisible line cuts through Southeast Asia, splitting the animal kingdom in two — and not even birds dare to cross it.

The animal kingdoms of Asia and Australia are worlds apart, thanks to an invisible line that runs right between the two neighboring continents.

A mysterious spider fossil uncovered in Australia is turning heads with its unexpected size and age. Hidden beneath layers of ...

Scientists have discovered a 34-million-year-old preserved landscape beneath Antarctic ice, offering insights into Earth's ...